WHITE MISCHIEF — ORC Rating

GPH

575

OSN

557.2

LOA

14.874 m

Displacement

14663 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6795

Medium

0.9486

High

1.1251

Triple Offshore

Low

0.8876

Medium

1.1885

High

1.3561

Boat Specifications

Dimensions

Length overall: 14.874 m
Beam: 4.46 m
Draft: 1.93 m
Displacement: 14663 kg
Crew weight: 1082 kg
Wetted surface: 49.71 m²

Sails

Mainsail: 65.5 m²
Genoa: 61.68 m²
Spinnaker: 157.03 m²
Asymmetric spinnaker: 138.52 m²

Design

Type: SOVEREIGN 51
Builder: Fred Scholtz
Designer: PHIL SOUTHWELL
Year built: 1989
Stability index: 122.9

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,45.6,5.016698,52,5.48,60,5.92,75,6.28,90,6.19,110,6.07,120,5.89,135,5.29,141.5,4.919448,150,4.44
8,43.6,5.951626,52,6.62,60,7.03,75,7.38,90,7.33,110,7.4,120,7.21,135,6.58,147.8,5.79064,150,5.66
10,43,6.740924,52,7.5,60,7.86,75,8.11,90,8.16,110,8.29,120,8.16,135,7.66,150,6.72,150.7,6.673782
12,42.6,7.322404,52,8.02,60,8.28,75,8.49,90,8.57,110,8.74,120,8.67,135,8.35,150,7.66,152.9,7.481357
14,41.4,7.505555,52,8.24,60,8.5,75,8.74,90,8.79,110,9.11,120,9.07,135,8.77,150,8.32,159.2,7.883823
16,40.6,7.599392,52,8.35,60,8.6,75,8.92,90,9.04,110,9.47,120,9.52,135,9.18,150,8.73,171.2,8.075056
20,39.9,7.703687,52,8.45,60,8.7,75,9.13,90,9.52,110,9.99,120,10.4,135,10.16,150,9.54,179,8.831345

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.48	5.92	6.28	6.19	6.07	5.89	5.29	4.44
8	6.62	7.03	7.38	7.33	7.4	7.21	6.58	5.66
10	7.5	7.86	8.11	8.16	8.29	8.16	7.66	6.72
12	8.02	8.28	8.49	8.57	8.74	8.67	8.35	7.66
14	8.24	8.5	8.74	8.79	9.11	9.07	8.77	8.32
16	8.35	8.6	8.92	9.04	9.47	9.52	9.18	8.73
20	8.45	8.7	9.13	9.52	9.99	10.4	10.16	9.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.6°	3.51	141.5°	3.85
8	43.6°	4.31	147.8°	4.9
10	43°	4.93	150.7°	5.82
12	42.6°	5.39	152.9°	6.66
14	41.4°	5.63	159.2°	7.37
16	40.6°	5.77	171.2°	7.98
20	39.9°	5.91	179°	8.83

Loading polar chart…